.voice-animate{
  .image-items{
    width: 13px;
    height: 18px;
    .step{
      position: relative;
    }
    .step-1{
      img:nth-child(1){
        display: inline-block;
      }
      img:nth-child(2){
        display: none;
      }
      img:nth-child(3){
        display: none;
      }
    }
    .step-2{
      img:nth-child(1){
        display: none;
      }
      img:nth-child(2){
        display: inline-block;;
      }
      img:nth-child(3){
        display: none;
      }
    }
    .step-3{
      img:nth-child(1){
        display: none;
      }
      img:nth-child(2){
        display: none;
      }
      img:nth-child(3){
        display: inline-block;;
      }
    }
    img{
      position: absolute;
      right: 0;
      top: 0;
    }
  }
}
